Home / 161,095.49-222,305.58-89,480.07

Finding the Fourth Proportional to 161,095.49, 222,305.58 and 89,480.07

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Solution

The fourth proportional to 161,095.49, 222,305.58 and 89,480.07 is: 123,479.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,095.49 : 222,305.58 = 89,480.07 : x
  2. Step 2: Convert to fraction form
    161,095.49/222,305.58 = 89,480.07/x
  3. Step 3: Cross multiply
    161,095.49x = 222,305.58 × 89,480.07
  4. Step 4: Simplify right side
    161,095.49x = 19,891,918,859.79
  5. Step 5: Solve for x
    x = 19,891,918,859.79/161,095.49
  6. Step 6: Final answer
    x = 123,479.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.